Microsoft Windows 7 Beta Build 6801 64Bit | 3,65 Gb | English “Microsoft Windows 7 Beta Build 6801 64 Bit. This is the Build distributed at the Microsoft PDC 2008. Windows 7 is designed to make everyday tasks faster and easier, and make new things possible for end users. Windows 7 reflects an evolved approach to engineering that incorporates customer and partner feedback more closely into the development process. It will deliver innovative new features ...